Seismic surveillance at Vulcano by use of a portable digital array: features of the seismicity and relocation of the events in a 3-D heterogeneous structure
G. Vilardo et al., Seismic surveillance at Vulcano by use of a portable digital array: features of the seismicity and relocation of the events in a 3-D heterogeneous structure, Acta vulcanologica AV. Acta vulcanologica , 1, 1991, pp. 171-178